(split) Make sure the signal-methods are always private (also fixes a compilation issue in HttpServerExample)
(split) Make sure the signal-methods are always private (also fixes a compilation issue in HttpServerExample)

[git-p4: depot-paths = "//depot/qtjambi/main/": change = 264434]

qt-generator/qt-generator,qt-generator/qt-generator,qt-generator/qt-generator